APT Vulnerability in Debian and Ubuntu Enables Man-in-the-Middle Code Execution

A critical vulnerability in APT allows man-in-the-middle attackers to replace verified packages with malicious ones, enabling root code execution. The flaw exploits APT's default behavior of retrying failed downloads.

A flaw in APT, the package manager for Debian and Ubuntu, allows an attacker who can modify package downloads to swap a checked package for their own.

The attacker's code then runs as root, according to advisories that Debian, Ubuntu, and APT's developers published on November 4. The attack needs APT to retry failed downloads, which it does by default from Debian 12 and

Read original article